Amethyst is a highly sought after, hard-wearing, violet to purple Quartz gemstone; ideal daily silver jewelry wear Victorian inspirations in sterling silver from 'Romantic', 'Grand' and 'Aesthetic' eras in 18th century England Silvershake Cabochon Amethyst 925 Sterling Silver Victorian Style Rope Ring, is shipped with anti-tarnish protection in reinforced gift boxes & satin-style pouches; guarantee far-outlasting competitors Purple, the color of February’s birthstone Amethyst, was so rare in the past that the gem was considered as rare as diamond is now Silvershake Cabochon Amethyst 925 Sterling Silver Victorian Style Rope Ring Size 9